766440224903 has 2 divisors, whose sum is σ = 766440224904. Its totient is φ = 766440224902.

The previous prime is 766440224839. The next prime is 766440224939. The reversal of 766440224903 is 309422044667.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 766440224903 - 2⁶ = 766440224839 is a prime.

It is a super-2 number, since 2×766440224903² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (766440229903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383220112451 + 383220112452.

It is an arithmetic number, because the mean of its divisors is an integer number (383220112452).

Almost surely, 2^766440224903 is an apocalyptic number.

766440224903 is a deficient number, since it is larger than the sum of its proper divisors (1).

766440224903 is an equidigital number, since it uses as much as digits as its factorization.

766440224903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1741824, while the sum is 47.

The spelling of 766440224903 in words is "seven hundred sixty-six billion, four hundred forty million, two hundred twenty-four thousand, nine hundred three".